406714378 has 16 divisors (see below), whose sum is σ = 697699584. Its totient is φ = 174187440.

The previous prime is 406714367. The next prime is 406714379. The reversal of 406714378 is 873417604.

It is a self number, because there is not a number n which added to its sum of digits gives 406714378.

It is not an unprimeable number, because it can be changed into a prime (406714379) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 13263 + ... + 31453.

It is an arithmetic number, because the mean of its divisors is an integer number (43606224).

Almost surely, 2^406714378 is an apocalyptic number.

406714378 is a deficient number, since it is larger than the sum of its proper divisors (290985206).

406714378 is a wasteful number, since it uses less digits than its factorization.

406714378 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 19797.

The product of its (nonzero) digits is 112896, while the sum is 40.

The square root of 406714378 is about 20167.1608809966. The cubic root of 406714378 is about 740.9061082084.

The spelling of 406714378 in words is "four hundred six million, seven hundred fourteen thousand, three hundred seventy-eight".